History Homework Help

Hello I need help wiring a 2 and a half page essay for my history class.  The topic is about analyze the causes (categories)  for the civil war (hint think North and South) I think this includes the battle of sumtner,  the fugitive slave act,  the kansas Nebraska act. and the abrahams Lincoln  presidedency and the south seceding from the union were the causes but I'm sure there might be some more. I need help. The most I'm willing to pay for this assignment is $15.00. No higher than that.